Grandes Rocques (Beach) (Guernsey) weather

Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.



Forecast days

Sunny.
Beach safety today
Use caution in the sea. Waves can be bigger or stronger than you expect, strong rips likely, the wind may blow you off course
  • • unsafe for novice surfers
  • • paddle boarding not recommended for beginners/intermediate

Tide: Next high tide (9.8m) at

Sunrise iconSunrise:
Sunset iconSunset:
H UV
M Pollution
No pollen data.

    8 day forecast for Grandes Rocques (Beach)

    Today (29 April 2025)
    Time
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    13°
    14°
    15°
    16°
    18°
    18°
    19°
    20°
    20°
    20°
    19°
    18°
    17°
    16°
    15°
    14°
    14°
    Feels like temperature (°C)
    11°
    12°
    13°
    14°
    16°
    16°
    17°
    17°
    17°
    17°
    16°
    15°
    14°
    13°
    13°
    12°
    12°
    Wind direction and speed
    E
    11
    E
    12
    E
    12
    E
    12
    ENE
    13
    ENE
    14
    ENE
    14
    ENE
    15
    ENE
    15
    ENE
    16
    ENE
    16
    ENE
    16
    ENE
    15
    E
    13
    E
    12
    E
    11
    E
    11
    Wind gust (mph)
    18
    19
    18
    18
    19
    20
    20
    20
    21
    21
    22
    23
    22
    22
    21
    21
    20
    Visibility
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    84%
    84%
    84%
    84%
    84%
    84%
    83%
    82%
    79%
    76%
    76%
    75%
    75%
    76%
    76%
    76%
    76%
    UV 1 1 2 4 5 6 6 5 4 3 1 1 1 1 - - -
    Wind direction and speed
    12
    12
    12
    12
    13
    13
    14
    15
    15
    16
    16
    16
    15
    14
    12
    12
    12
    Height of waves offshore (m)
    0.8
    0.8
    0.8
    0.8
    0.8
    0.8
    0.8
    0.8
    0.8
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.8
    0.8
    Period of waves offshore (s)
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    Direction of waves offshore
    Wednesday (30 April 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Clear night Clear night Clear night Clear night Clear night Clear night Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    14°
    14°
    13°
    13°
    13°
    13°
    12°
    13°
    14°
    15°
    16°
    17°
    18°
    19°
    20°
    20°
    20°
    20°
    19°
    18°
    17°
    16°
    16°
    15°
    Feels like temperature (°C)
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    12°
    13°
    14°
    15°
    16°
    17°
    18°
    19°
    19°
    19°
    18°
    17°
    16°
    15°
    15°
    14°
    14°
    Wind direction and speed (mph)
    E
    11
    E
    10
    E
    10
    E
    9
    E
    9
    E
    8
    E
    9
    E
    8
    E
    9
    ESE
    9
    ESE
    10
    ESE
    10
    E
    10
    E
    10
    ENE
    10
    NE
    11
    NE
    11
    ENE
    12
    ENE
    12
    ENE
    12
    E
    11
    E
    10
    E
    10
    E
    11
    Wind gust (mph)
    18
    17
    17
    16
    16
    16
    15
    15
    14
    13
    12
    12
    12
    12
    13
    14
    16
    17
    17
    17
    18
    18
    17
    17
    Visibility (description)
    VG
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    76%
    77%
    81%
    83%
    84%
    84%
    84%
    84%
    84%
    83%
    82%
    82%
    83%
    84%
    85%
    85%
    84%
    81%
    78%
    77%
    77%
    78%
    77%
    76%
    UV - - - - - 1 1 1 1 2 4 5 6 6 5 4 3 2 1 1 1 - - -
    Wind direction and speed (mph)
    11
    11
    10
    9
    9
    9
    9
    9
    9
    9
    10
    10
    10
    10
    10
    11
    12
    12
    12
    12
    11
    10
    10
    10
    Height of waves offshore (m)
    0.8
    0.8
    0.8
    0.7
    0.7
    0.7
    0.7
    0.7
    0.7
    0.6
    0.6
    0.6
    0.6
    0.6
    0.5
    0.5
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    Period of waves offshore (s)
    10
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    10
    11
    11
    10
    10
    Direction of waves offshore
    Thursday (1 May 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Clear night Sunny day Sunny day Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    <5%
    Temperature (°C)
    15°
    15°
    14°
    14°
    16°
    18°
    18°
    16°
    14°
    Feels like temperature (°C)
    13°
    13°
    12°
    12°
    14°
    15°
    16°
    14°
    12°
    Wind direction and speed (mph)
    E
    11
    E
    11
    ESE
    11
    SE
    12
    SE
    13
    SE
    14
    SSE
    12
    SW
    13
    WSW
    10
    Wind gust (mph)
    16
    16
    16
    16
    15
    14
    14
    16
    13
    Visibility (description)
    G
    G
    G
    VG
    VG
    G
    G
    G
    VG
    Humidity
    75%
    76%
    81%
    81%
    78%
    75%
    73%
    83%
    91%
    UV - - - 1 4 6 2 1 -
    Wind direction and speed (mph)
    10
    11
    11
    12
    13
    13
    12
    12
    10
    Height of waves offshore (m)
    0.6
    0.6
    0.5
    0.5
    0.4
    0.4
    0.4
    0.5
    0.5
    Period of waves offshore (s)
    10
    10
    10
    10
    10
    9
    13
    13
    12
    Direction of waves offshore
    Friday (2 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    12°
    12°
    12°
    14°
    15°
    15°
    14°
    12°
    Feels like temperature (°C)
    10°
    10°
    10°
    13°
    14°
    14°
    13°
    11°
    Wind direction and speed (mph)
    WSW
    11
    WSW
    9
    SW
    8
    W
    8
    NW
    8
    NNW
    7
    N
    8
    NE
    8
    Wind gust (mph)
    14
    11
    10
    8
    8
    8
    9
    11
    Visibility (description)
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    Humidity
    92%
    93%
    93%
    92%
    91%
    90%
    91%
    89%
    UV - - 1 3 5 3 1 -
    Wind direction and speed (mph)
    11
    9
    8
    7
    8
    8
    9
    9
    Height of waves offshore (m)
    0.5
    0.5
    Period of waves offshore (s)
    12
    12
    Direction of waves offshore
    Saturday (3 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Cloudy
    Chance of precipitation
    10%
    10%
    20%
    10%
    20%
    30%
    30%
    40%
    Temperature (°C)
    12°
    11°
    12°
    14°
    14°
    15°
    14°
    13°
    Feels like temperature (°C)
    10°
    11°
    11°
    11°
    11°
    10°
    Wind direction and speed (mph)
    NE
    10
    ENE
    13
    ENE
    14
    ENE
    16
    NE
    18
    NE
    18
    ENE
    16
    ENE
    16
    Wind gust (mph)
    15
    17
    21
    21
    23
    21
    18
    17
    Visibility (description)
    VG
    VG
    G
    G
    G
    G
    VG
    VG
    Humidity
    90%
    91%
    89%
    88%
    88%
    86%
    85%
    85%
    UV - - 1 4 6 3 1 -
    Wind direction and speed (mph)
    11
    12
    15
    16
    18
    18
    16
    16
    Height of waves offshore (m)
    0.7
    1.1
    Period of waves offshore (s)
    12
    11
    Direction of waves offshore
    Sunday (4 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    40%
    40%
    30%
    20%
    10%
    10%
    10%
    10%
    Temperature (°C)
    13°
    12°
    11°
    12°
    12°
    12°
    12°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    NE
    19
    ENE
    20
    ENE
    21
    ENE
    22
    ENE
    22
    ENE
    21
    ENE
    17
    ENE
    18
    Wind gust (mph)
    20
    23
    28
    28
    29
    27
    24
    27
    Visibility (description)
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    87%
    85%
    84%
    83%
    79%
    75%
    74%
    76%
    UV - - 1 3 6 3 1 -
    Wind direction and speed (mph)
    19
    20
    21
    22
    22
    21
    17
    18
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore
    Monday (5 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    ENE
    20
    ENE
    20
    ENE
    19
    ENE
    18
    NE
    17
    NE
    15
    NE
    12
    ENE
    11
    Wind gust (mph)
    28
    27
    26
    23
    21
    20
    17
    15
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    76%
    74%
    73%
    72%
    72%
    70%
    69%
    71%
    UV - - 1 4 6 3 1 -
    Wind direction and speed (mph)
    20
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore
    Tuesday (6 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    10°
    10°
    11°
    12°
    12°
    12°
    12°
    Feels like temperature (°C)
    10°
    10°
    10°
    Wind direction and speed (mph)
    ENE
    11
    ENE
    11
    ENE
    11
    ENE
    12
    NE
    12
    NNE
    13
    NNE
    11
    NNE
    10
    Wind gust (mph)
    15
    13
    11
    11
    12
    15
    13
    12
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    74%
    76%
    76%
    75%
    75%
    75%
    76%
    79%
    UV - - 1 4 6 3 1 -
    Wind direction and speed (mph)
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore

    Tide times

    Tuesday 29 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 29 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 29 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 29 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 30 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 30 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 30 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 30 April

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 1 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 1 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 1 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 1 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 2 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 2 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 2 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 2 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 3 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 3 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 3 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 3 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 4 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 4 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 4 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 4 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 5 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 5 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 5 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 5 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 6 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 6 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 6 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 6 May

    Tide times and heights are from St. Peter Port tidal station which is 3.4 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

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